Page 1
WD-20D
warmer display
owner’s manual
Manufacturing Numbers:
9400170, 9400171
www.ajantunes.com
P/N 1011152 03/12
Page 2
Table of Contents
General .................................................. 2
Warranty Information ............................. 2
Service/Technical Assistance ...................2
Important Safety Information ................. 3
Warnings ................................................ 3
Specifications ......................................... 4
Installation ............................................. 5
Operation ............................................... 5
Hi-Limit Reset Button ............................. 5
Maintenance Schedule ........................... 5
Replacing Components .......................... 5
Troubleshooting...................................... 6
Wiring Diagram ...................................... 6
Replacement Parts ..................................7
Limited Warranty .................................... 8
IMPORTANT
A.J. Antunes & Co. reserves the right
to change specifications and product
design without notice. Such revisions do
not entitle the buyer to corresponding
changes, improvements, additions or
replacements for previously purchased
equipment.
IMPORTANT
Keep these instructions for future reference. If the unit changes ownership,
be sure this manual accompanies the
equipment.
General
The Roundup Warmer Display is designed to
warm and hold bread products at ready-toserve temperatures. The unit features easily
adjustable controls that allow you to tailor the
temperature required for your bread product.
The Warmer Display is designed to be used
separately, stacked, or fit under the Roundup
Hot Dog Corral.
This manual provides the safety, installation,
and operating procedures for the unit. We
recommend that all information contained in
this manual be read prior to installation and
operation.
This unit is manufactured from the finest
materials available and is assembled to
Roundup’s strict quality standards. It has been
tested at the factory to ensure dependable
trouble-free operation.
Warranty Information
Please read the full text of the Limited
Warranty in this manual.
If the unit arrives damaged, contact the carrier
immediately and file a damage claim with
them. Save all packing materials when filing a
claim. Freight damage claims are the responsibility of the purchaser and are not covered
under warranty.
The warranty does not extend to:
• Damages caused in shipment or damage as result of improper use.
• Installation of electrical service.
• Normal maintenance as outlined in
this manual.
• Malfunction resulting from improper
maintenance.
• Damage caused by abuse or careless
handling.
• Damage from moisture into electrical
components.
• Damage from tampering with, removal
of, or changing any preset control or
safety device.
Service/Technical
Assistance
If you experience any problems with the
installation or operation of your unit, contact
your local Roundup Authorized Service Agency.
Fill in the information below and have it
handy when calling your Authorized Service
Agency for assistance. The serial number is on
the specification plate located on the rear of
the unit.
Purchased From
Date of Purchase
Model Number
Serial Number
Manufacturing Number
Use only genuine Roundup replacement parts
in this unit. Use of replacement parts other
than those supplied by the manufacturer will
void the warranty. Your Authorized Service
Agency has been factory trained and has a
complete supply of parts for this unit.
To locate your nearest Authorized Service
Agency, visit www.ajantunes.com or contact
the factory at 1-630-784-1000.
Refer to the service agency directory packaged
with your manual and fill in the information
below.
Authorized Service Agency
Name
Phone Number
Address
2
P/N 1011152 Rev. A 03/12
Page 3
Important Safety
Information
Use the following guidelines for safe operation of the unit:
• Read all instructions before using
equipment.
• For your safety, the equipment is furnished with a properly grounded cord
connector. Do not attempt to defeat
the grounded connector.
• Install or locate the equipment only
for its intended use as described in
this manual. Do not use corrosive
chemicals in this equipment.
• Do not operate this equipment if it
has a damaged cord or plug, if it is
not working properly, or if it has been
damaged or dropped.
• This equipment should be serviced by
qualified personnel only. Contact the
nearest Roundup Authorized Service
Agency for adjustment or repair.
• Do not block or cover any openings on
the unit.
• Do not immerse cord or plug in water.
• Keep cord away from heated surfaces.
• Do not allow cord to hang over edge
of table or counter.
• Turn the unit off, unplug the power
cord, and allow unit to cool down
before performing any service or
maintenance on the unit.
• The procedures in this manual may
include the use of chemical products.
These chemical products will be
highlighted with bold face letters followed by the abbreviated HCS (Hazard
Communication Standard). See Hazard
Communication Standard manual for
the appropriated Material Safety Data
Sheets (MSDS).
• The equipment should be grounded
according to local electrical codes to
prevent the possibility of electrical
shock. It requires a grounded receptacle with separate electrical lines,
protected by fuses or circuit breaker of
the proper rating.
• Do not clean this appliance with a
water jet.
Warnings
Be advised of the following warnings when
operating and performing maintenance on
this unit.
• If the supply cord is damaged, it must
be replaced by the manufacturer, its
service agent, or a similarly qualified
person in order to avoid a hazard.
• Do not modify the power supply cord
plug. If it does not fit the outlet, have
a proper outlet installed by a qualified
electrician.
• Do not use an extension cord with this
appliance.
• Check with a qualified electrician if
you are unsure if the unit is properly
grounded.
• If a chemical cleaner is used, be sure
it is safe to use on cast aluminum.
Observe all precautions and warnings
on product label.
• Inspection, test, and repair of electrical
equipment should only be performed
by qualified service personnel.
• Chlorides or phosphates in cleaning agents (e.g. bleach, sanitizers,
degreasers or detergents) could cause
permanent damage to stainless steel
equipment. The damage is usually in
the form of discoloration, dulling of
metal surface finish, pits, voids, holes,
or cracks. This damage is permanent
and not covered by warranty. The
following tips are recommended for
maintenance of your stainless steel
equipment:
• Always use soft, damp cloth for cleaning, rinse with clear water and wipe
dry. When required, always rub in
direction of metal polish lines.
• Stains and spots should be removed
using a vinegar solution.
• Finger marks and smears should be
removed using soap and water.
• Do not use an extension cord with this
appliance.
• Electrical ground is required on this
appliance.
P/N 1011152 Rev. A 03/12
3
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Specifications
A
S
D
L
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T
E
CM
O
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N
I
T
A
T
C
T
I
S
L
US
E
D
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C US
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C
A
B
Model &
Mfg. No.
WD-20D
9400170
9400171
Model &
Mfg. No.
WD-20D
9400171
WD-20D
9400170
Model &
Mfg. No.
WD-20D
9400170
9400171
Width
(A)
18 3/4"
(476 mm)
Volts Watts Amps Hertz
Depth
(B)
21 1/2"
(546 mm)
Plug
Description
120 500 4.2 60 NEMA 5-15P
230 500 2.2 60 CEE 7/7
Agency Approvals
Height
(C)
9 3/4"
(248 mm)
Plug
Configuration
4
P/N 1011152 Rev. A 03/12
Page 5
Heater
On Light
Thermostat
Power
Switch
Control
Base
Plate
Figure 1. Control Panel Figure 2. Hi-Limit Reset Button
Installation
1. Remove unit and all packing materials
from shipping carton.
2. Open the large box. It should contain
the following items:
• Warmer Display
• Information Packet
3. Remove the information packet.
4. Remove all packing materials and
protective coverings from the unit.
NOTE: If any parts are missing or damaged,
contact A.J. Antunes & Co. IMMEDIATELY
at 1-630-784-1000 or in the U.S. or
Canada at 1-800-253-2991 toll free.
5. Wash removable parts in soap and
water.
6. Clean the unit with a damp cloth. Do
not use a dripping wet cloth.
7. Re-install parts into unit.
When placing the Warmer Display into service,
pay attention to the following guidelines.
• Make sure the power switch is off and
the unit is at room temperature before
plugging in the power cord.
• Do not block or cover any openings
on the unit.
• Do not immerse the power cord or
plug in water.
• Keep the power cord away from
heated surfaces.
• Do not allow the power cord to hang
over edge of table or counter.
• Plug the power cord into the appropriate power outlet. Refer to the specification plate for the proper voltage.
Operation
The recommended starting temperature for
hot dog buns and hard rolls is 140°F (60°C).
Your operation may require temperature
adjustment, depending on product and usage.
Most products warm to serving temperature
of 130–140°F (54–60°C) in 15–20 minutes
and remain ready to serve for up to 1.5 hours,
if the product remains in its original packaging.
If the product is removed from its original
packaging, the serving time is 30–45 minutes.
1. Turn the power on (Figure 1).
2. Set the thermostat control (Figure 1)
to the desired setting. The Heater On
light will be lit.
3. Open the door and load product into
the unit. Then close the door.
4. Open the door and remove product as
needed. Then close the door.
Hi-Limit Reset Button
A hi-limit thermostat with a reset switch is
contained in the heating circuit. If the unit
should overheat for any reason, the hi-limit
thermostat opens and cuts off power to the
heating element.
To reset the hi-limit thermostat:
1. Turn the power off, unplug the power
cord, and allow the unit to cool.
2. Remove the base plate (Figure 2) from
the unit.
3. Push in the reset button located on
the bottom of the hi-limit thermostat.
4. Re-assemble the unit and return to
service.
If the unit requires continuous resetting,
contact your Authorized Service Agency.
Hi-Limit
Reset
Maintenance Schedule
DAILY
1. Turn the power off, unplug the power
cord, and allow the unit to cool.
2. Remove all parts from the unit.
3. Wash all parts in soap and water, rinse
in clear water, and wipe dry.
4. Wipe the exterior of the unit with a
damp cloth or stainless steel cleaner.
Then wipe dry with a clean, dry cloth.
5. Re-install all parts into the unit.
6. Plug in the power cord, turn the
power on, and test the unit before
returning it to service.
Failure to properly clean and dry the parts
prior to re-assembly may result in the accumulation of water and moisture overnight.
This may lead to permanent damage to the
equipment finish and accessories, which is not
covered by the warranty.
MONTHLY
1. Turn the power off, unplug the power
cord, and allow the unit to cool.
2. Remove all parts from the unit.
3. Wash all parts in soap and water, rinse
in clear water, and wipe dry.
4. Open the door on the unit.
5. Wipe the interior of the Warmer
Display with a clean, damp cloth. Then
wipe dry with a clean, dry cloth.
6. Wipe the interior and exterior of the
Warmer Display door with a clean,
damp cloth. Then wipe dry with a
clean, dry cloth.
7. Wipe the exterior of the unit with a
damp cloth or stainless steel cleaner.
Then wipe dry with a clean, dry cloth.
8. Re-install all parts into the unit.
9. Plug in the power cord, turn the power
on, and test the unit before returning
it to service.
Failure to properly clean and dry the parts prior
to re-assembly may result in the accumulation
of water and moisture overnight. This may lead
to permanent damage to the equipment finish
and accessories, which is not covered by the
warranty.
Replacing Components
It is recommended that all service procedures
be performed by a qualified Authorized Service
technician.
P/N 1011152 Rev. A 03/12
5
Page 6
Troubleshooting
BLK
WHT
54
21
POWER
SWITCH
WHTWHT
BLKBLK
GND
GRN
TERMINAL
POWER
BLOCK
CORD
WHT
BLK
HI-LIMIT
THERMOSTAT
INDICATOR
LIGHT
HEATER
BLK/BRN
WHT/BLU
GRN
GRN-YEL
ELEMENT
UNLESS OTHERWISE SPECIFIED.
NOTE: ALL WIRES TO BE 16 GA. TFE-200°C
THERMOSTAT
Problem Possible Cause Corrective Action
Unit will not heat up. Power cord is not plugged in. Plug the power cord into the appropriate outlet.
Circuit breaker is tripped. Reset the circuit breaker. Contact your electrician if
the breaker trips again.
Hi-limit thermostat is tripped or inoperable. Reset the hi-limit thermostat. If the unit still does
not heat up, contact your maintenance person or
Authorized Service Agency for service.
Loose, broken, or burnt wiring in the heating circuit. Contact your maintenance person or Authorized
Service Agency for service.
Faulty heating element. Contact your maintenance person or Authorized
Service Agency for service.
Faulty thermostat control. Contact your maintenance person or Authorized
Service Agency for service.
Product becomes hard and dry. Thermostat control is set too high. Adjust the thermostat control.
Product is not being kept in its original packaging. Refer to the Operation section of this manual.
Product is kept beyond normal holding times. Refer to the Operation section of this manual.
Unit is getting too hot. Thermostat control is set too high. Adjust the thermostat control.
Faulty thermostat control. Contact your maintenance person or Authorized
Service Agency for service.
Wiring Diagram
6
P/N 1011152 Rev. A 03/12
Page 7
Replacement Parts
Item Part No. Description Qty. Item Part No. Description Qty. Item Part No. Description Qty.
1 0021702 Outer Housing 1
2 0021703 Floor Panel Weldment 1
3 0021727 Inner Liner 1
4 0506128 Top Liner Panel 1
5 0506125 Back Panel 1
6 0506129 Control Panel 1
7 0506131 Base Plate 1
8 0800424 Hinge Pin 1
9 0506130 Lexan Bracket 1
10 310P110* Mach. Screw 1
#10-32 x 1/2"
11 0900294 Lexan Door 1
12 2100145 Knob 1
13 308P104* Mach. Screw 1
#08-32 x 3/8"
14 308P145* Hex Nut #08-32 1
15 0012608 Door Assembly 1
(incl. #9–14)
21 0800423 Trivet 1
17 4060323 Indicator Light, 120 V 1
4060229 Indicator Light, 230 V 1
18 2100110 Knob, F° 1
2100224 Knob, C° 1
19 4010151 Power Switch, 120 V 1
4010137 Power Switch, 230 V 1
20 403K115 Thermostat Kit, F° 1
(incl. #18)
403K160 Thermostat Kit, C° 1
(incl. #18)
21 4030225 Heating Element 1
120 Volt, 500 Watt
4030231 Heating Element 1
230 Volt, 500 Watt
22 1000925 Label 1
23 210K230 Bumper Leg Kit 1
24 308P157* Screw #08-32 x 3/8" 1
25 300P108* 3/8" Tube Clip 2
26 300P107* .31–.35" Tube Clip 2
27 7000136 Terminal Block Kit 1
28 0400329 2" Rubber Grommet 1
29 0506220 Cord Mounting Brkt. 1
30 4030291 Hi-Limit Thermostat 1
31 0400354 90° Strain Relief 1
32 0700463 Power Cord, 120 V 1
0700453 Power Cord, 230 V 1
33 1000933 Wiring Diagram 1
(not shown)
34 1000363 Caution Label 1
35 306P104* Screw #06-32 x 1/4" 1
36 308P133* Screw #08-32 x 1/4" 1
37 1000967 Marking Label 1
38 306P123* Screw #06-32 x 7/8" 1
39 308P103* Mach. Screw 1
#08-32 x 1/4"
40 308P143* Nut #08-32 KEPS 1
41 3060144 Screw #06-32 5
* Available only in packages of 10.
40
41
4
15
8
9
14
13
11
12
20
6
2
10
36
16
26
21
39
5
1
31
27
37
28
7
38
29
30
35
34
P/N 1011152 Rev. A 03/12
17
35
18
22
25
3
19
24
23
32
7
Page 8
LIMITED WARRANTY
Equipment manufactured by Roundup Food Equipment Division of A.J. Antunes & Co. has been constructed of the finest materials available and manufactured to high quality standards. These units are warranted to be free from electrical and mechanical
defects for a period of one (1) year from date of purchase under normal use and service, and when installed in accordance with
manufacturer’s recommendations. To insure continued operation of the units, follow the maintenance procedures outlined in the
Owner’s Manual. During the first 12 months, electro-mechanical parts, non-overtime labor, and travel expenses up to 2 hours (100
miles/160 km), round trip from the nearest Authorized Service Center are covered.
1. This warranty does not cover cost of installation, defects caused by improper storage or handling prior to placing of the Equipment.
This warranty does not cover overtime charges or work done by unauthorized service agencies or personnel. This warranty does
not cover normal maintenance, calibration, or regular adjustments as specified in operating and maintenance instructions of this
manual, and/or labor involved in moving adjacent objects to gain access to the equipment. This warranty does not cover consumable/wear items. This warranty does not cover damage to the Load Cell or Load Cell Assembly due to abuse, misuse, dropping of
unit/shock loads or exceeding maximum weight capacity (4 lbs). This warranty does not cover water contamination problems such
as foreign material in water lines or inside solenoid valves. It does not cover water pressure problems or failures resulting from
improper/incorrect voltage supply. This warranty does not cover Travel Time & Mileage in excess of 2 hours (100 miles/160 km) round
trip from the nearest authorized service agency.
2. Roundup reserves the right to make changes in design or add any improvements on any product. The right is always reserved to
modify equipment because of factors beyond our control and government regulations. Changes to update equipment do not constitute a warranty charge.
If shipment is damaged in transit, the purchaser should make a claim directly upon the carrier. Careful inspection should be made of the
3.
shipment as soon as it arrives and visible damage should be noted upon the carrier’s receipt. Damage should be reported to the carrier.
This damage is not covered under this warranty.
4. Warranty charges do not include freight or foreign, excise, municipal or other sales or use taxes. All such freight and taxes are the
responsibility of the purchaser.
5. THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING ANY IMPLIED
WARRANTY OR MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, EACH OF WHICH IS HEREBY EXPRESSLY DISCLAIMED. THE REMEDIES DESCRIBED ABOVE ARE EXCLUSIVE AND IN NO EVENT SHALL ROUNDUP BE LIABLE FOR SPECIAL CONSEQUENTIAL OR INCIDENTAL DAMAGES FOR THE BREACH OR DELAY IN PERFORMANCE OF THIS WARRANTY.
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